22220202212011 has 2 divisors, whose sum is σ = 22220202212012. Its totient is φ = 22220202212010.

The previous prime is 22220202212003. The next prime is 22220202212041. The reversal of 22220202212011 is 11021220202222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22220202212011 - 2³ = 22220202212003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22220202212011.

It is not a weakly prime, because it can be changed into another prime (22220202212041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110101106005 + 11110101106006.

It is an arithmetic number, because the mean of its divisors is an integer number (11110101106006).

Almost surely, 2^{22220202212011} is an apocalyptic number.

22220202212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220202212011 is an equidigital number, since it uses as much as digits as its factorization.

22220202212011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22220202212011 its reverse (11021220202222), we get a palindrome (33241422414233).

The spelling of 22220202212011 in words is "twenty-two trillion, two hundred twenty billion, two hundred two million, two hundred twelve thousand, eleven".